5591162725 has 12 divisors (see below), whose sum is σ = 7340868324. Its totient is φ = 4209816320.

The previous prime is 5591162719. The next prime is 5591162779. The reversal of 5591162725 is 5272611955.

It can be written as a sum of positive squares in 6 ways, for example, as 232044289 + 5359118436 = 15233^2 + 73206^2 .

It is not a de Polignac number, because 5591162725 - 2⁵ = 5591162693 is a prime.

It is a super-2 number, since 2×5591162725² = 62522201234858851250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6577414 + ... + 6578263.

It is an arithmetic number, because the mean of its divisors is an integer number (611739027).

Almost surely, 2^5591162725 is an apocalyptic number.

It is an amenable number.

5591162725 is a deficient number, since it is larger than the sum of its proper divisors (1749705599).

5591162725 is a wasteful number, since it uses less digits than its factorization.

5591162725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13155704 (or 13155699 counting only the distinct ones).

The product of its digits is 189000, while the sum is 43.

The square root of 5591162725 is about 74774.0778946822. The cubic root of 5591162725 is about 1774.8733864590.

The spelling of 5591162725 in words is "five billion, five hundred ninety-one million, one hundred sixty-two thousand, seven hundred twenty-five".